fix: use chromeheadless not sandbox

reference: karma-runner/karma-chrome-launcher#158

Author: AllanZhengYP

buildspec.yml

@@ -6,6 +6,7 @@ phases:
       nodejs: 10
     commands:
       - npm install -g yarn
+      - curl https://intoli.com/install-google-chrome.sh | bash #TODO: install headless chrome to codebuild image
   build:
     commands:
       - echo Building...

package.json

@@ -56,10 +56,8 @@
       "clients/*"
     ],
     "nohoist": [
-      "**/karma",
-      "**/karma/**",
-      "**/karma-*",
-      "**/karma-*/**"
+      "**/karma*",
+      "**/karma*/**"
     ]
   },
   "husky": {

packages/stream-collector-browser/karma.conf.js

@@ -8,7 +8,13 @@ module.exports = function(config) {
       "**/*.ts": "karma-typescript"
     },
     reporters: ["progress", "karma-typescript"],
-    browsers: ["ChromeHeadless"],
+    browsers: ["ChromeHeadlessNoSandbox"],
+    customLaunchers: {
+      ChromeHeadlessNoSandbox: {
+        base: "ChromeHeadless",
+        flags: ["--no-sandbox"]
+      }
+    },
     karmaTypescriptConfig: {
       tsconfig: "./tsconfig.json",
       bundlerOptions: {